With neutron removing the lxb driver from their codebase [1], we have no other choice but replace LXB with OVS test scenario As OVS DB socket is writable only by root user, we have to switch kuryr-libnetwork to be executed as root as well. Depends-On: https://review.opendev.org/c/openstack/openstack-ansible-apt_package_pinning/+/948705 Change-Id: I8f953c89a704bd9e17d369befca6cf2c9d7df51d